FreeRDP/winpr/libwinpr/sspi/sspi.c
2014-02-10 00:34:17 -05:00

1172 lines
30 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Security Support Provider Interface (SSPI)
*
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <winpr/windows.h>
#include <winpr/crt.h>
#include <winpr/sspi.h>
#include <winpr/print.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include "sspi.h"
/* Authentication Functions: http://msdn.microsoft.com/en-us/library/windows/desktop/aa374731/ */
#ifdef WINPR_SSPI
extern const SecPkgInfoA NTLM_SecPkgInfoA;
extern const SecPkgInfoW NTLM_SecPkgInfoW;
extern const SecurityFunctionTableA NTLM_SecurityFunctionTableA;
extern const SecurityFunctionTableW NTLM_SecurityFunctionTableW;
extern const SecPkgInfoA CREDSSP_SecPkgInfoA;
extern const SecPkgInfoW CREDSSP_SecPkgInfoW;
extern const SecurityFunctionTableA CREDSSP_SecurityFunctionTableA;
extern const SecurityFunctionTableW CREDSSP_SecurityFunctionTableW;
extern const SecPkgInfoA SCHANNEL_SecPkgInfoA;
extern const SecPkgInfoW SCHANNEL_SecPkgInfoW;
extern const SecurityFunctionTableA SCHANNEL_SecurityFunctionTableA;
extern const SecurityFunctionTableW SCHANNEL_SecurityFunctionTableW;
const SecPkgInfoA* SecPkgInfoA_LIST[] =
{
&NTLM_SecPkgInfoA,
&CREDSSP_SecPkgInfoA,
&SCHANNEL_SecPkgInfoA
};
const SecPkgInfoW* SecPkgInfoW_LIST[] =
{
&NTLM_SecPkgInfoW,
&CREDSSP_SecPkgInfoW,
&SCHANNEL_SecPkgInfoW
};
SecurityFunctionTableA SSPI_SecurityFunctionTableA;
SecurityFunctionTableW SSPI_SecurityFunctionTableW;
struct _SecurityFunctionTableA_NAME
{
SEC_CHAR* Name;
const SecurityFunctionTableA* SecurityFunctionTable;
};
typedef struct _SecurityFunctionTableA_NAME SecurityFunctionTableA_NAME;
struct _SecurityFunctionTableW_NAME
{
SEC_WCHAR* Name;
const SecurityFunctionTableW* SecurityFunctionTable;
};
typedef struct _SecurityFunctionTableW_NAME SecurityFunctionTableW_NAME;
const SecurityFunctionTableA_NAME SecurityFunctionTableA_NAME_LIST[] =
{
{ "NTLM", &NTLM_SecurityFunctionTableA },
{ "CREDSSP", &CREDSSP_SecurityFunctionTableA },
{ "Schannel", &SCHANNEL_SecurityFunctionTableA }
};
WCHAR NTLM_NAME_W[] = { 'N','T','L','M','\0' };
WCHAR CREDSSP_NAME_W[] = { 'C','r','e','d','S','S','P','\0' };
WCHAR SCHANNEL_NAME_W[] = { 'S','c','h','a','n','n','e','l','\0' };
const SecurityFunctionTableW_NAME SecurityFunctionTableW_NAME_LIST[] =
{
{ NTLM_NAME_W, &NTLM_SecurityFunctionTableW },
{ CREDSSP_NAME_W, &CREDSSP_SecurityFunctionTableW },
{ SCHANNEL_NAME_W, &SCHANNEL_SecurityFunctionTableW }
};
#endif
#define SecHandle_LOWER_MAX 0xFFFFFFFF
#define SecHandle_UPPER_MAX 0xFFFFFFFE
struct _CONTEXT_BUFFER_ALLOC_ENTRY
{
void* contextBuffer;
UINT32 allocatorIndex;
};
typedef struct _CONTEXT_BUFFER_ALLOC_ENTRY CONTEXT_BUFFER_ALLOC_ENTRY;
struct _CONTEXT_BUFFER_ALLOC_TABLE
{
UINT32 cEntries;
UINT32 cMaxEntries;
CONTEXT_BUFFER_ALLOC_ENTRY* entries;
};
typedef struct _CONTEXT_BUFFER_ALLOC_TABLE CONTEXT_BUFFER_ALLOC_TABLE;
CONTEXT_BUFFER_ALLOC_TABLE ContextBufferAllocTable;
void sspi_ContextBufferAllocTableNew()
{
size_t size;
ContextBufferAllocTable.entries = NULL;
ContextBufferAllocTable.cEntries = 0;
ContextBufferAllocTable.cMaxEntries = 4;
size = sizeof(CONTEXT_BUFFER_ALLOC_ENTRY) * ContextBufferAllocTable.cMaxEntries;
ContextBufferAllocTable.entries = malloc(size);
ZeroMemory(ContextBufferAllocTable.entries, size);
}
void sspi_ContextBufferAllocTableGrow()
{
size_t size;
ContextBufferAllocTable.cEntries = 0;
ContextBufferAllocTable.cMaxEntries *= 2;
size = sizeof(CONTEXT_BUFFER_ALLOC_ENTRY) * ContextBufferAllocTable.cMaxEntries;
if (!size)
return;
ContextBufferAllocTable.entries = realloc(ContextBufferAllocTable.entries, size);
ZeroMemory((void*) &ContextBufferAllocTable.entries[ContextBufferAllocTable.cMaxEntries / 2], size / 2);
}
void sspi_ContextBufferAllocTableFree()
{
ContextBufferAllocTable.cEntries = ContextBufferAllocTable.cMaxEntries = 0;
free(ContextBufferAllocTable.entries);
}
void* sspi_ContextBufferAlloc(UINT32 allocatorIndex, size_t size)
{
int index;
void* contextBuffer;
for (index = 0; index < (int) ContextBufferAllocTable.cMaxEntries; index++)
{
if (ContextBufferAllocTable.entries[index].contextBuffer == NULL)
{
contextBuffer = malloc(size);
ZeroMemory(contextBuffer, size);
ContextBufferAllocTable.cEntries++;
ContextBufferAllocTable.entries[index].contextBuffer = contextBuffer;
ContextBufferAllocTable.entries[index].allocatorIndex = allocatorIndex;
return ContextBufferAllocTable.entries[index].contextBuffer;
}
}
/* no available entry was found, the table needs to be grown */
sspi_ContextBufferAllocTableGrow();
/* the next call to sspi_ContextBufferAlloc() should now succeed */
return sspi_ContextBufferAlloc(allocatorIndex, size);
}
CREDENTIALS* sspi_CredentialsNew()
{
CREDENTIALS* credentials;
credentials = (CREDENTIALS*) malloc(sizeof(CREDENTIALS));
if (credentials)
{
ZeroMemory(credentials, sizeof(CREDENTIALS));
}
return credentials;
}
void sspi_CredentialsFree(CREDENTIALS* credentials)
{
if (!credentials)
return;
free(credentials);
}
void sspi_SecBufferAlloc(PSecBuffer SecBuffer, ULONG size)
{
SecBuffer->cbBuffer = size;
SecBuffer->pvBuffer = malloc(size);
if (SecBuffer->pvBuffer)
ZeroMemory(SecBuffer->pvBuffer, SecBuffer->cbBuffer);
}
void sspi_SecBufferFree(PSecBuffer SecBuffer)
{
free(SecBuffer->pvBuffer);
SecBuffer->pvBuffer = NULL;
SecBuffer->cbBuffer = 0;
}
SecHandle* sspi_SecureHandleAlloc()
{
SecHandle* handle = (SecHandle*) malloc(sizeof(SecHandle));
sspi_SecureHandleInit(handle);
return handle;
}
void sspi_SecureHandleInit(SecHandle* handle)
{
if (!handle)
return;
memset(handle, 0xFF, sizeof(SecHandle));
}
void sspi_SecureHandleInvalidate(SecHandle* handle)
{
if (!handle)
return;
sspi_SecureHandleInit(handle);
}
void* sspi_SecureHandleGetLowerPointer(SecHandle* handle)
{
void* pointer;
if (!handle || !SecIsValidHandle(handle))
return NULL;
pointer = (void*) ~((size_t) handle->dwLower);
return pointer;
}
void sspi_SecureHandleSetLowerPointer(SecHandle* handle, void* pointer)
{
if (!handle)
return;
handle->dwLower = (ULONG_PTR) (~((size_t) pointer));
}
void* sspi_SecureHandleGetUpperPointer(SecHandle* handle)
{
void* pointer;
if (!handle || !SecIsValidHandle(handle))
return NULL;
pointer = (void*) ~((size_t) handle->dwUpper);
return pointer;
}
void sspi_SecureHandleSetUpperPointer(SecHandle* handle, void* pointer)
{
if (!handle)
return;
handle->dwUpper = (ULONG_PTR) (~((size_t) pointer));
}
void sspi_SecureHandleFree(SecHandle* handle)
{
if (!handle)
return;
free(handle);
}
void sspi_SetAuthIdentity(SEC_WINNT_AUTH_IDENTITY* identity, char* user, char* domain, char* password)
{
identity->Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
if (user)
{
identity->UserLength = ConvertToUnicode(CP_UTF8, 0, user, -1, &identity->User, 0) - 1;
}
else
{
identity->User = (UINT16*) NULL;
identity->UserLength = 0;
}
if (domain)
{
identity->DomainLength = ConvertToUnicode(CP_UTF8, 0, domain, -1, &identity->Domain, 0) - 1;
}
else
{
identity->Domain = (UINT16*) NULL;
identity->DomainLength = 0;
}
if (password)
{
identity->PasswordLength = ConvertToUnicode(CP_UTF8, 0, password, -1, &identity->Password, 0) - 1;
}
else
{
identity->Password = NULL;
identity->PasswordLength = 0;
}
}
void sspi_CopyAuthIdentity(SEC_WINNT_AUTH_IDENTITY* identity, SEC_WINNT_AUTH_IDENTITY* srcIdentity)
{
if (identity->Flags == SEC_WINNT_AUTH_IDENTITY_ANSI)
{
sspi_SetAuthIdentity(identity, (char*) srcIdentity->User,
(char*) srcIdentity->Domain, (char*) srcIdentity->Password);
identity->Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
return;
}
identity->Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
identity->User = identity->Domain = identity->Password = NULL;
identity->UserLength = srcIdentity->UserLength;
if (identity->UserLength > 0)
{
identity->User = (UINT16*) malloc((identity->UserLength + 1) * sizeof(WCHAR));
CopyMemory(identity->User, srcIdentity->User, identity->UserLength * sizeof(WCHAR));
identity->User[identity->UserLength] = 0;
}
identity->DomainLength = srcIdentity->DomainLength;
if (identity->DomainLength > 0)
{
identity->Domain = (UINT16*) malloc((identity->DomainLength + 1) * sizeof(WCHAR));
CopyMemory(identity->Domain, srcIdentity->Domain, identity->DomainLength * sizeof(WCHAR));
identity->Domain[identity->DomainLength] = 0;
}
identity->PasswordLength = srcIdentity->PasswordLength;
if (identity->PasswordLength > 256)
identity->PasswordLength /= SSPI_CREDENTIALS_HASH_LENGTH_FACTOR;
if (identity->PasswordLength > 0)
{
identity->Password = (UINT16*) malloc((identity->PasswordLength + 1) * sizeof(WCHAR));
CopyMemory(identity->Password, srcIdentity->Password, identity->PasswordLength * sizeof(WCHAR));
identity->Password[identity->PasswordLength] = 0;
}
identity->PasswordLength = srcIdentity->PasswordLength;
}
PSecBuffer sspi_FindSecBuffer(PSecBufferDesc pMessage, ULONG BufferType)
{
ULONG index;
PSecBuffer pSecBuffer = NULL;
for (index = 0; index < pMessage->cBuffers; index++)
{
if (pMessage->pBuffers[index].BufferType == BufferType)
{
pSecBuffer = &pMessage->pBuffers[index];
break;
}
}
return pSecBuffer;
}
static BOOL sspi_initialized = FALSE;
void sspi_GlobalInit()
{
if (!sspi_initialized)
{
SSL_load_error_strings();
SSL_library_init();
sspi_ContextBufferAllocTableNew();
sspi_initialized = TRUE;
}
}
void sspi_GlobalFinish()
{
if (sspi_initialized)
{
sspi_ContextBufferAllocTableFree();
}
sspi_initialized = FALSE;
}
#ifndef WITH_NATIVE_SSPI
SecurityFunctionTableA* sspi_GetSecurityFunctionTableAByNameA(const SEC_CHAR* Name)
{
int index;
UINT32 cPackages;
cPackages = sizeof(SecPkgInfoA_LIST) / sizeof(*(SecPkgInfoA_LIST));
for (index = 0; index < (int) cPackages; index++)
{
if (strcmp(Name, SecurityFunctionTableA_NAME_LIST[index].Name) == 0)
{
return (SecurityFunctionTableA*) SecurityFunctionTableA_NAME_LIST[index].SecurityFunctionTable;
}
}
return NULL;
}
SecurityFunctionTableA* sspi_GetSecurityFunctionTableAByNameW(const SEC_WCHAR* Name)
{
return NULL;
}
SecurityFunctionTableW* sspi_GetSecurityFunctionTableWByNameW(const SEC_WCHAR* Name)
{
int index;
UINT32 cPackages;
cPackages = sizeof(SecPkgInfoW_LIST) / sizeof(*(SecPkgInfoW_LIST));
for (index = 0; index < (int) cPackages; index++)
{
if (lstrcmpW(Name, SecurityFunctionTableW_NAME_LIST[index].Name) == 0)
{
return (SecurityFunctionTableW*) SecurityFunctionTableW_NAME_LIST[index].SecurityFunctionTable;
}
}
return NULL;
}
SecurityFunctionTableW* sspi_GetSecurityFunctionTableWByNameA(const SEC_CHAR* Name)
{
SEC_WCHAR* NameW = NULL;
SecurityFunctionTableW* table;
ConvertToUnicode(CP_UTF8, 0, Name, -1, &NameW, 0);
table = sspi_GetSecurityFunctionTableWByNameW(NameW);
free(NameW);
return table;
}
void FreeContextBuffer_EnumerateSecurityPackages(void* contextBuffer);
void FreeContextBuffer_QuerySecurityPackageInfo(void* contextBuffer);
void sspi_ContextBufferFree(void* contextBuffer)
{
int index;
UINT32 allocatorIndex;
for (index = 0; index < (int) ContextBufferAllocTable.cMaxEntries; index++)
{
if (contextBuffer == ContextBufferAllocTable.entries[index].contextBuffer)
{
contextBuffer = ContextBufferAllocTable.entries[index].contextBuffer;
allocatorIndex = ContextBufferAllocTable.entries[index].allocatorIndex;
ContextBufferAllocTable.cEntries--;
ContextBufferAllocTable.entries[index].allocatorIndex = 0;
ContextBufferAllocTable.entries[index].contextBuffer = NULL;
switch (allocatorIndex)
{
case EnumerateSecurityPackagesIndex:
FreeContextBuffer_EnumerateSecurityPackages(contextBuffer);
break;
case QuerySecurityPackageInfoIndex:
FreeContextBuffer_QuerySecurityPackageInfo(contextBuffer);
break;
}
}
}
}
/* Package Management */
SECURITY_STATUS SEC_ENTRY EnumerateSecurityPackagesW(ULONG* pcPackages, PSecPkgInfoW* ppPackageInfo)
{
int index;
size_t size;
UINT32 cPackages;
SecPkgInfoW* pPackageInfo;
cPackages = sizeof(SecPkgInfoW_LIST) / sizeof(*(SecPkgInfoW_LIST));
size = sizeof(SecPkgInfoW) * cPackages;
pPackageInfo = (SecPkgInfoW*) sspi_ContextBufferAlloc(EnumerateSecurityPackagesIndex, size);
for (index = 0; index < (int) cPackages; index++)
{
pPackageInfo[index].fCapabilities = SecPkgInfoW_LIST[index]->fCapabilities;
pPackageInfo[index].wVersion = SecPkgInfoW_LIST[index]->wVersion;
pPackageInfo[index].wRPCID = SecPkgInfoW_LIST[index]->wRPCID;
pPackageInfo[index].cbMaxToken = SecPkgInfoW_LIST[index]->cbMaxToken;
pPackageInfo[index].Name = _wcsdup(SecPkgInfoW_LIST[index]->Name);
pPackageInfo[index].Comment = _wcsdup(SecPkgInfoW_LIST[index]->Comment);
}
*(pcPackages) = cPackages;
*(ppPackageInfo) = pPackageInfo;
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY EnumerateSecurityPackagesA(ULONG* pcPackages, PSecPkgInfoA* ppPackageInfo)
{
int index;
size_t size;
UINT32 cPackages;
SecPkgInfoA* pPackageInfo;
cPackages = sizeof(SecPkgInfoA_LIST) / sizeof(*(SecPkgInfoA_LIST));
size = sizeof(SecPkgInfoA) * cPackages;
pPackageInfo = (SecPkgInfoA*) sspi_ContextBufferAlloc(EnumerateSecurityPackagesIndex, size);
for (index = 0; index < (int) cPackages; index++)
{
pPackageInfo[index].fCapabilities = SecPkgInfoA_LIST[index]->fCapabilities;
pPackageInfo[index].wVersion = SecPkgInfoA_LIST[index]->wVersion;
pPackageInfo[index].wRPCID = SecPkgInfoA_LIST[index]->wRPCID;
pPackageInfo[index].cbMaxToken = SecPkgInfoA_LIST[index]->cbMaxToken;
pPackageInfo[index].Name = _strdup(SecPkgInfoA_LIST[index]->Name);
pPackageInfo[index].Comment = _strdup(SecPkgInfoA_LIST[index]->Comment);
}
*(pcPackages) = cPackages;
*(ppPackageInfo) = pPackageInfo;
return SEC_E_OK;
}
void FreeContextBuffer_EnumerateSecurityPackages(void* contextBuffer)
{
int index;
UINT32 cPackages;
SecPkgInfoA* pPackageInfo = (SecPkgInfoA*) contextBuffer;
cPackages = sizeof(SecPkgInfoA_LIST) / sizeof(*(SecPkgInfoA_LIST));
for (index = 0; index < (int) cPackages; index++)
{
if (pPackageInfo[index].Name)
free(pPackageInfo[index].Name);
if (pPackageInfo[index].Comment)
free(pPackageInfo[index].Comment);
}
free(pPackageInfo);
}
SecurityFunctionTableW* SEC_ENTRY InitSecurityInterfaceW(void)
{
return &SSPI_SecurityFunctionTableW;
}
SecurityFunctionTableA* SEC_ENTRY InitSecurityInterfaceA(void)
{
return &SSPI_SecurityFunctionTableA;
}
SECURITY_STATUS SEC_ENTRY QuerySecurityPackageInfoW(SEC_WCHAR* pszPackageName, PSecPkgInfoW* ppPackageInfo)
{
int index;
size_t size;
UINT32 cPackages;
SecPkgInfoW* pPackageInfo;
cPackages = sizeof(SecPkgInfoW_LIST) / sizeof(*(SecPkgInfoW_LIST));
for (index = 0; index < (int) cPackages; index++)
{
if (lstrcmpW(pszPackageName, SecPkgInfoW_LIST[index]->Name) == 0)
{
size = sizeof(SecPkgInfoW);
pPackageInfo = (SecPkgInfoW*) sspi_ContextBufferAlloc(QuerySecurityPackageInfoIndex, size);
pPackageInfo->fCapabilities = SecPkgInfoW_LIST[index]->fCapabilities;
pPackageInfo->wVersion = SecPkgInfoW_LIST[index]->wVersion;
pPackageInfo->wRPCID = SecPkgInfoW_LIST[index]->wRPCID;
pPackageInfo->cbMaxToken = SecPkgInfoW_LIST[index]->cbMaxToken;
pPackageInfo->Name = _wcsdup(SecPkgInfoW_LIST[index]->Name);
pPackageInfo->Comment = _wcsdup(SecPkgInfoW_LIST[index]->Comment);
*(ppPackageInfo) = pPackageInfo;
return SEC_E_OK;
}
}
*(ppPackageInfo) = NULL;
return SEC_E_SECPKG_NOT_FOUND;
}
SECURITY_STATUS SEC_ENTRY QuerySecurityPackageInfoA(SEC_CHAR* pszPackageName, PSecPkgInfoA* ppPackageInfo)
{
int index;
size_t size;
UINT32 cPackages;
SecPkgInfoA* pPackageInfo;
cPackages = sizeof(SecPkgInfoA_LIST) / sizeof(*(SecPkgInfoA_LIST));
for (index = 0; index < (int) cPackages; index++)
{
if (strcmp(pszPackageName, SecPkgInfoA_LIST[index]->Name) == 0)
{
size = sizeof(SecPkgInfoA);
pPackageInfo = (SecPkgInfoA*) sspi_ContextBufferAlloc(QuerySecurityPackageInfoIndex, size);
pPackageInfo->fCapabilities = SecPkgInfoA_LIST[index]->fCapabilities;
pPackageInfo->wVersion = SecPkgInfoA_LIST[index]->wVersion;
pPackageInfo->wRPCID = SecPkgInfoA_LIST[index]->wRPCID;
pPackageInfo->cbMaxToken = SecPkgInfoA_LIST[index]->cbMaxToken;
pPackageInfo->Name = _strdup(SecPkgInfoA_LIST[index]->Name);
pPackageInfo->Comment = _strdup(SecPkgInfoA_LIST[index]->Comment);
*(ppPackageInfo) = pPackageInfo;
return SEC_E_OK;
}
}
*(ppPackageInfo) = NULL;
return SEC_E_SECPKG_NOT_FOUND;
}
void FreeContextBuffer_QuerySecurityPackageInfo(void* contextBuffer)
{
SecPkgInfo* pPackageInfo = (SecPkgInfo*) contextBuffer;
if (pPackageInfo->Name)
free(pPackageInfo->Name);
if (pPackageInfo->Comment)
free(pPackageInfo->Comment);
free(pPackageInfo);
}
/* Credential Management */
SECURITY_STATUS SEC_ENTRY AcquireCredentialsHandleW(SEC_WCHAR* pszPrincipal, SEC_WCHAR* pszPackage,
ULONG fCredentialUse, void* pvLogonID, void* pAuthData, SEC_GET_KEY_FN pGetKeyFn,
void* pvGetKeyArgument, PCredHandle phCredential, PTimeStamp ptsExpiry)
{
SECURITY_STATUS status;
SecurityFunctionTableW* table = sspi_GetSecurityFunctionTableWByNameW(pszPackage);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->AcquireCredentialsHandleW == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse,
pvLogonID, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry);
return status;
}
SECURITY_STATUS SEC_ENTRY AcquireCredentialsHandleA(SEC_CHAR* pszPrincipal, SEC_CHAR* pszPackage,
ULONG fCredentialUse, void* pvLogonID, void* pAuthData, SEC_GET_KEY_FN pGetKeyFn,
void* pvGetKeyArgument, PCredHandle phCredential, PTimeStamp ptsExpiry)
{
SECURITY_STATUS status;
SecurityFunctionTableA* table = sspi_GetSecurityFunctionTableAByNameA(pszPackage);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->AcquireCredentialsHandleA == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->AcquireCredentialsHandleA(pszPrincipal, pszPackage, fCredentialUse,
pvLogonID, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry);
return status;
}
SECURITY_STATUS SEC_ENTRY ExportSecurityContext(PCtxtHandle phContext, ULONG fFlags, PSecBuffer pPackedContext, HANDLE* pToken)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY FreeCredentialsHandle(PCredHandle phCredential)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->FreeCredentialsHandle == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->FreeCredentialsHandle(phCredential);
return status;
}
SECURITY_STATUS SEC_ENTRY ImportSecurityContextW(SEC_WCHAR* pszPackage, PSecBuffer pPackedContext, HANDLE pToken, PCtxtHandle phContext)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY ImportSecurityContextA(SEC_CHAR* pszPackage, PSecBuffer pPackedContext, HANDLE pToken, PCtxtHandle phContext)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY QueryCredentialsAttributesW(PCredHandle phCredential, ULONG ulAttribute, void* pBuffer)
{
SEC_WCHAR* Name;
SECURITY_STATUS status;
SecurityFunctionTableW* table;
Name = (SEC_WCHAR*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableWByNameW(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->QueryCredentialsAttributesW == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->QueryCredentialsAttributesW(phCredential, ulAttribute, pBuffer);
return status;
}
SECURITY_STATUS SEC_ENTRY QueryCredentialsAttributesA(PCredHandle phCredential, ULONG ulAttribute, void* pBuffer)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->QueryCredentialsAttributesA == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->QueryCredentialsAttributesA(phCredential, ulAttribute, pBuffer);
return status;
}
/* Context Management */
SECURITY_STATUS SEC_ENTRY AcceptSecurityContext(PCredHandle phCredential, PCtxtHandle phContext,
PSecBufferDesc pInput, ULONG fContextReq, ULONG TargetDataRep, PCtxtHandle phNewContext,
PSecBufferDesc pOutput, PULONG pfContextAttr, PTimeStamp ptsTimeStamp)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->AcceptSecurityContext == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->AcceptSecurityContext(phCredential, phContext, pInput, fContextReq,
TargetDataRep, phNewContext, pOutput, pfContextAttr, ptsTimeStamp);
return status;
}
SECURITY_STATUS SEC_ENTRY ApplyControlToken(PCtxtHandle phContext, PSecBufferDesc pInput)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY CompleteAuthToken(PCtxtHandle phContext, PSecBufferDesc pToken)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY DeleteSecurityContext(PCtxtHandle phContext)
{
char* Name = NULL;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->DeleteSecurityContext == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->DeleteSecurityContext(phContext);
return status;
}
SECURITY_STATUS SEC_ENTRY FreeContextBuffer(void* pvContextBuffer)
{
if (!pvContextBuffer)
return SEC_E_INVALID_HANDLE;
sspi_ContextBufferFree(pvContextBuffer);
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY ImpersonateSecurityContext(PCtxtHandle phContext)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY InitializeSecurityContextW(PCredHandle phCredential, PCtxtHandle phContext,
SEC_WCHAR* pszTargetName, ULONG fContextReq, ULONG Reserved1, ULONG TargetDataRep,
PSecBufferDesc pInput, ULONG Reserved2, PCtxtHandle phNewContext,
PSecBufferDesc pOutput, PULONG pfContextAttr, PTimeStamp ptsExpiry)
{
SEC_CHAR* Name;
SECURITY_STATUS status;
SecurityFunctionTableW* table;
Name = (SEC_CHAR*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableWByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->InitializeSecurityContextW == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->InitializeSecurityContextW(phCredential, phContext,
pszTargetName, fContextReq, Reserved1, TargetDataRep,
pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry);
return status;
}
SECURITY_STATUS SEC_ENTRY InitializeSecurityContextA(PCredHandle phCredential, PCtxtHandle phContext,
SEC_CHAR* pszTargetName, ULONG fContextReq, ULONG Reserved1, ULONG TargetDataRep,
PSecBufferDesc pInput, ULONG Reserved2, PCtxtHandle phNewContext,
PSecBufferDesc pOutput, PULONG pfContextAttr, PTimeStamp ptsExpiry)
{
SEC_CHAR* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (SEC_CHAR*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->InitializeSecurityContextA == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->InitializeSecurityContextA(phCredential, phContext,
pszTargetName, fContextReq, Reserved1, TargetDataRep,
pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry);
return status;
}
SECURITY_STATUS SEC_ENTRY QueryContextAttributesW(PCtxtHandle phContext, ULONG ulAttribute, void* pBuffer)
{
SEC_CHAR* Name;
SECURITY_STATUS status;
SecurityFunctionTableW* table;
Name = (SEC_CHAR*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableWByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->QueryContextAttributesW == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->QueryContextAttributesW(phContext, ulAttribute, pBuffer);
return status;
}
SECURITY_STATUS SEC_ENTRY QueryContextAttributesA(PCtxtHandle phContext, ULONG ulAttribute, void* pBuffer)
{
SEC_CHAR* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (SEC_CHAR*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->QueryContextAttributesA == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->QueryContextAttributesA(phContext, ulAttribute, pBuffer);
return status;
}
SECURITY_STATUS SEC_ENTRY QuerySecurityContextToken(PCtxtHandle phContext, HANDLE* phToken)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY SetContextAttributes(PCtxtHandle phContext, ULONG ulAttribute, void* pBuffer, ULONG cbBuffer)
{
return SEC_E_OK;
}
SECURITY_STATUS SEC_ENTRY RevertSecurityContext(PCtxtHandle phContext)
{
return SEC_E_OK;
}
/* Message Support */
SECURITY_STATUS SEC_ENTRY DecryptMessage(PCtxtHandle phContext, PSecBufferDesc pMessage, ULONG MessageSeqNo, PULONG pfQOP)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->DecryptMessage == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->DecryptMessage(phContext, pMessage, MessageSeqNo, pfQOP);
return status;
}
SECURITY_STATUS SEC_ENTRY EncryptMessage(PCtxtHandle phContext, ULONG fQOP, PSecBufferDesc pMessage, ULONG MessageSeqNo)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->EncryptMessage == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->EncryptMessage(phContext, fQOP, pMessage, MessageSeqNo);
return status;
}
SECURITY_STATUS SEC_ENTRY MakeSignature(PCtxtHandle phContext, ULONG fQOP, PSecBufferDesc pMessage, ULONG MessageSeqNo)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->MakeSignature == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->MakeSignature(phContext, fQOP, pMessage, MessageSeqNo);
return status;
}
SECURITY_STATUS SEC_ENTRY VerifySignature(PCtxtHandle phContext, PSecBufferDesc pMessage, ULONG MessageSeqNo, PULONG pfQOP)
{
char* Name;
SECURITY_STATUS status;
SecurityFunctionTableA* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phContext);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableAByNameA(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
if (table->VerifySignature == NULL)
return SEC_E_UNSUPPORTED_FUNCTION;
status = table->VerifySignature(phContext, pMessage, MessageSeqNo, pfQOP);
return status;
}
SecurityFunctionTableA SSPI_SecurityFunctionTableA =
{
1, /* dwVersion */
EnumerateSecurityPackagesA, /* EnumerateSecurityPackages */
QueryCredentialsAttributesA, /* QueryCredentialsAttributes */
AcquireCredentialsHandleA, /* AcquireCredentialsHandle */
FreeCredentialsHandle, /* FreeCredentialsHandle */
NULL, /* Reserved2 */
InitializeSecurityContextA, /* InitializeSecurityContext */
AcceptSecurityContext, /* AcceptSecurityContext */
CompleteAuthToken, /* CompleteAuthToken */
DeleteSecurityContext, /* DeleteSecurityContext */
ApplyControlToken, /* ApplyControlToken */
QueryContextAttributesA, /* QueryContextAttributes */
ImpersonateSecurityContext, /* ImpersonateSecurityContext */
RevertSecurityContext, /* RevertSecurityContext */
MakeSignature, /* MakeSignature */
VerifySignature, /* VerifySignature */
FreeContextBuffer, /* FreeContextBuffer */
QuerySecurityPackageInfoA, /* QuerySecurityPackageInfo */
NULL, /* Reserved3 */
NULL, /* Reserved4 */
ExportSecurityContext, /* ExportSecurityContext */
ImportSecurityContextA, /* ImportSecurityContext */
NULL, /* AddCredentials */
NULL, /* Reserved8 */
QuerySecurityContextToken, /* QuerySecurityContextToken */
EncryptMessage, /* EncryptMessage */
DecryptMessage, /* DecryptMessage */
SetContextAttributes, /* SetContextAttributes */
};
SecurityFunctionTableW SSPI_SecurityFunctionTableW =
{
1, /* dwVersion */
EnumerateSecurityPackagesW, /* EnumerateSecurityPackages */
QueryCredentialsAttributesW, /* QueryCredentialsAttributes */
AcquireCredentialsHandleW, /* AcquireCredentialsHandle */
FreeCredentialsHandle, /* FreeCredentialsHandle */
NULL, /* Reserved2 */
InitializeSecurityContextW, /* InitializeSecurityContext */
AcceptSecurityContext, /* AcceptSecurityContext */
CompleteAuthToken, /* CompleteAuthToken */
DeleteSecurityContext, /* DeleteSecurityContext */
ApplyControlToken, /* ApplyControlToken */
QueryContextAttributesW, /* QueryContextAttributes */
ImpersonateSecurityContext, /* ImpersonateSecurityContext */
RevertSecurityContext, /* RevertSecurityContext */
MakeSignature, /* MakeSignature */
VerifySignature, /* VerifySignature */
FreeContextBuffer, /* FreeContextBuffer */
QuerySecurityPackageInfoW, /* QuerySecurityPackageInfo */
NULL, /* Reserved3 */
NULL, /* Reserved4 */
ExportSecurityContext, /* ExportSecurityContext */
ImportSecurityContextW, /* ImportSecurityContext */
NULL, /* AddCredentials */
NULL, /* Reserved8 */
QuerySecurityContextToken, /* QuerySecurityContextToken */
EncryptMessage, /* EncryptMessage */
DecryptMessage, /* DecryptMessage */
SetContextAttributes, /* SetContextAttributes */
};
#endif